Figure 6 – Recommended Wiring for Model 65 Control and Model 800 Steam Humidifier with Model 850 Fan Pack
MODEL 65
DIGITAL CONTROL
24VACTRANSFORMER
| HUMIDISTAT | 24V COM |
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24VAC | PACK |
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FAN |
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SYSTEM CHECKOUT
POWER UP
1.Check all wiring.
2.Restore power to the HVAC system and humidifier..
3.After a 4 second start up sequence all buttons on the Model 65 will be functional..
•The control will be OFF.
•The humidity setting will be 30%.
•The control will display the measured humidity.
MODEL 850 STEAM HUMIDIFIER FAN PACK
WIRE – 18 AWG ACCEPTABLE FOR 24 VAC APPLICATION.
TAP CONNECTORS
CIRCUIT BOARD
TRANSFORMER
Figure 8 | Model 65 Control |
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Measured
Humidity or
Humidity Setting
and Offset
Adjustment
Control must be ON to adjust offset and setting.
APRILAIRE MODEL 800 HUMIDIFIER
Setting
Control On/Off
Solid ON:
Control On
Blinking ON:
Humidifying
OFF: Control Off
Model 65 LCD Display
SET: Shows when humidity setting is displayed or being changed..
Blinking ON + *: Temp Limits Exceeded..
See Operating Limits, page 11..
8 | 9 |
